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Nodular cast iron elbow pressure test device

A ductile iron and elbow technology, which is applied in the field of ductile iron elbow pressure test devices, can solve the problems such as the specific value of the pressure that cannot be tested, the easy movement of the elbow, and the influence of the test, and achieves good test effect and simple structure. , the effect of easy cleaning

Inactive Publication Date: 2020-10-09
HANSHAN COUNTY XINGDA DUCTILE IRON FACTORY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Although the above-mentioned pressure test machine can perform pressure test on the elbow, it cannot test the specific value of the pressure, and cannot fix the elbow well. The elbow is easy to move during the test. When the elbow leaks, it will Affect the conduct of the test

Method used

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  • Nodular cast iron elbow pressure test device
  • Nodular cast iron elbow pressure test device
  • Nodular cast iron elbow pressure test device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0025] see Figure 1-3 , a ductile iron elbow pressure test device, including a water storage tank 2, the lower part of the water storage tank 2 is fixedly connected with a plurality of walking wheels 1, the walking wheels 1 are universal wheels with brakes, and the universal wheels are convenient for moving the pressure test The device is convenient for the selection of the test position. The water pump 4 is installed on the upper part of the water storage tank 2, and the water inlet pipe 3 is fixedly connected to the bottom of the water pump 4. The water outlet pipe 16 is fixed on the upper right side of the water pump 4, and the water return pipe is installed below the water outlet pipe 16. 5. A pressure gauge 6 is installed above the water outlet pipe 16, and the pressure gauge 6 can monitor pressure changes in real time. A pressure regulating valve 7 is installed on the right side of the pressure gauge 6, and the pressure regulating valve 7 has the function of adjusting wa...

Embodiment 2

[0027] In another embodiment of the present invention, the difference between this embodiment and the above-mentioned embodiment is that the surface of the water receiving seat 15 has a number of leakage holes 14, and the leakage holes 14 can collect the leakage of water during the test process. , easy to clean up.

[0028] The working principle of the present invention is: the elbow is fixed inside the fixing mechanism 12, the fixing mechanism 12 is installed on the surface of the mounting plate 13, the pipeline is connected, the water pump 4 is started, the water enters the inside of the elbow from the water inlet pipe 3, and the pressure regulating valve 7 is adjusted , increase the water pressure, then close the water pump 4, observe the numerical changes of the pressure gauge 6, if the numerical value drops, there is a water leakage situation in the elbow, and the water leaked in the test process enters the water receiving seat 15 from the leakage hole 14, which is conveni...

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PUM

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Abstract

The invention discloses a nodular cast iron elbow pressure test device, and belongs to the field of nodular cast iron. The device includes a water storage tank, the lower portion of the water storagetank is fixedly connected with a plurality of walking wheels, a water pump is mounted at the upper part of the water storage tank, a water inlet pipe is fixedly connected below the water pump, a wateroutlet pipe is fixed at the upper right of the water pump, a pressure gauge is arranged above the water outlet pipe, a pressure regulating valve is mounted on the right of the pressure gauge, the right side of the water outlet pipe is fixedly connected to a first adapter, the right side of the first adapter is fixedly connected with a high-pressure pipe, a second adapter is installed on the rightside of the high-pressure pipe, a bent pipe is fixedly connected to the right side of the second adapter, a fixing mechanism is fixedly connected outside the bent pipe, an installation plate is installed on the lower portion of the fixing mechanism, a water receiving base is fixedly connected to the lower portion of the installation plate and fixedly connected with the water storage tank, and a plug is fixedly connected to the upper portion of the bent pipe. The device is simple in structure, convenient to use, good in test effect and worthy of use and popularization.

Description

technical field [0001] The invention relates to the field of ductile iron, in particular to a ductile iron elbow pressure test device. Background technique [0002] Ductile cast iron is spherical graphite obtained through spheroidization and inoculation treatment, which effectively improves the mechanical properties of cast iron, especially the plasticity and toughness, so as to obtain higher strength than carbon steel, and its comprehensive performance is close to that of steel. Its excellent performance has been successfully used to cast some parts with complex stress, high strength, toughness and wear resistance. [0003] The existing Chinese patent with authorized notification number CN206470024U discloses a press tester suitable for cast iron pipe bends, which is characterized in that it includes a frame part, and the middle part of the frame part is sequentially provided with hydraulic cylinders from top to bottom. , cast iron elbow workpiece and support part; the hyd...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01M3/28
CPCG01M3/2815
Inventor 张福新
Owner HANSHAN COUNTY XINGDA DUCTILE IRON FACTORY
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